<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>table</title>
</head>
<body>
    <table border="1" bordercolor="lightgreen" cellspacing="10" cellpadding="20">
        <caption>表格标题</caption>
        <thead>
            <tr>
                <th>Header</th>
                <th>Header</th>
                <th>Header</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>1</td>
                <td>2</td>
                <td>3</td>
            </tr>
            <tr>
                <td>4</td>
                <td>5</td>
                <td>6</td>
            </tr>
        </tbody>
        <tfoot>
            <tr>
                <td>7</td>
                <td>8</td>
                <td>9</td>
            </tr>
            <tr>
                <td>10</td>
                <td>11</td>
                <td>12</td>
            </tr>
        </tfoot>
    </table>

    <table border="1" cellspacing="10" cellpadding="20">
        <caption>表格标题</caption>
        <thead>
            <tr>
                <th>Header</th>
                <th>Header</th>
                <th>Header</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td colspan="2">1</td>
                <td rowspan="2">2</td>
            </tr>
            <tr>
                <td>4</td>
                <td>5</td>
            </tr>
        </tbody>
    </table>

</body>
</html>